diff --git a/requirements.txt b/requirements.txt
index 650d5089..608ba402 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,4 +37,5 @@ MarkupSafe==2.0.1
 simple_logger
 matplotlib
 validators==0.20.0
-pillow>=10.0.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file
+pillow>=10.0.1 # not directly required, pinned by Snyk to avoid a vulnerability
+fonttools>=4.43.0 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file